NCERT Solution: Animal Kingdom
Mention two similarities between
(a) Aves and mammals
(b) A frog and crocodile
(c) A turtle and pila
NCERT Exampler
(a) Both of them are worm blooded animals and they have four-chambered heart.
(b) Both of them can live on land as well as in water. Both of them breathe through lungs.
(c) Their body is covered with a hard shell. Both are oviparous animals.